EP 2234975 A1 20101006 - Process for producing pipecolic-2-acid-2 ',6'-xylidide useful as an intermediate for the preparation of local anesthetics
Title (en)
Process for producing pipecolic-2-acid-2 ',6'-xylidide useful as an intermediate for the preparation of local anesthetics
Title (de)
Verfahren zur Herstellung von Pipecol-2-säure-2',6'-xylidid als Zwischenprodukt für die Herstellung von Lokalanästhetika
Title (fr)
Procédé de production d'acide-2-pipécolique-2',6'-xylidide utile en tant qu'intermédiaire pour la préparation d'anesthésiques locaux
Publication
Application
Priority
EP 2008000237 W 20080115
Abstract (en)
[origin: WO2009089842A1] The present invention relates to an improved process for the preparation of pipecolic-2- acid-2',6'-xylidide or derivative thereof wherein it comprises hydrogenation of picolinic-2-acid-2',6'-xylidide in the presence of a Raney-nickel as a catalyst.
IPC 8 full level
C07D 211/60 (2006.01)
CPC (source: EP)
C07D 211/60 (2013.01)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated extension state (EPC)
BA RS
DOCDB simple family (publication)
WO 2009089842 A1 20090723; AT E555094 T1 20120515; EP 2234975 A1 20101006; EP 2234975 B1 20120425; ES 2383715 T3 20120625; PL 2234975 T3 20120928
DOCDB simple family (application)
EP 2008000237 W 20080115; AT 08707041 T 20080115; EP 08707041 A 20080115; ES 08707041 T 20080115; PL 08707041 T 20080115